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2 640 449

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(51)

IPC

C09K8/08(2006-01-01)

(21) (22)

Application

2016141235, 2016-10-19

(24)

Start date

2016-10-19

(22)

Actual filing date

2016-10-19

(45)

Published

2018-01-09

(72)

Inventor

Fedorchuk Yurij MitrofanovichZamyatin Nikolaj VladimirovichRusina Olga NikolaevnaSadenova Marzhan AnuarbekovnaVoronkov Nikolaj NikolaevichRyabtsev Stanislav ViktorovichKhorev Vladimir SergeevichMatvienko Vladimir Vladislavovich

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Issledovatelskij Tomskij Politekhnicheskij Universitet"

DRILLING MUD Russian patent published in 2018 - IPC C09K8/08

Abstract RU 2640449 C1

FIELD: chemistry.

SUBSTANCE: obtaining a drilling mud with the following properties: density 1.16-1.17 g/cm³, viscosity 43 cP, conditional viscosity 43 s/l. The drilling mud contains, wt %: fluoroanhydrite 16.7-24.4; xanthan gum 0.15-0.16; sucrose 0.85-0.99; water - the rest.

EFFECT: expansion of the arsenal of means.

3 ex

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RU 2 640 449 C1

Authors

Fedorchuk Yurij Mitrofanovich

Zamyatin Nikolaj Vladimirovich

Rusina Olga Nikolaevna

Sadenova Marzhan Anuarbekovna

Voronkov Nikolaj Nikolaevich

Ryabtsev Stanislav Viktorovich

Khorev Vladimir Sergeevich

Matvienko Vladimir Vladislavovich

Dates

2018-01-09—Published

2016-10-19—Filed